GMC L83, Engine
| Engine capacity | 5,328 cm³ |
| Maximum power (range), hp | 343 - 380 |
| Maximum torque, N*m (kg*m) at rpm. | 383 (39) / 4100 |
| Fuel used | Gas/petrol |
| Fuel consumption, l/100 km | 12.6 - 15.7 |
| Engine type | V-shaped, 8-cylinder |
| Additional engine information | VVT |
| Maximum power, hp (kW) at rpm | 343 (252) / 5600 |
| Compression Ratio (Range) | 9.9 - 11 |
| Cylinder diameter (range), mm | 96.01 |
| Piston stroke (range), mm | 92 |
| Mechanism for changing cylinder volume | |
| Cooling system (range), l | 14.8 |
| Engine lubrication system (range), l | 7.6 |
| Valve drive | OHV |
| Number of valves per cylinder (range) | 2 - 4 |
| Start-stop system |